#4878BB#4878BB

#4878BB is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 57.0% C 0.117 H 257.0°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#4878BB
RGB	rgb(72, 120, 187)
HSL	hsl(215, 46%, 51%)
HSV	hsv(215, 61%, 73%)
CMYK	cmyk(61.5%, 35.8%, 0%, 26.7%)
CIE-LAB	lab(49.97, 4.64, -40.13)
CIE-LCH	lch(49.97, 40.39, 276.59°)
OKLab	oklab(56.98% -0.0263 -0.1137)
OKLCH	oklch(56.98% 0.117 257)
XYZ	xyz(18.3554, 18.3968, 49.5877)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4878BB #BB8B48

analogous

#48B1BB #4878BB #5148BB

triadic

#4878BB #BB4878 #78BB48

tetradic

#4878BB #BB48B1 #BB8B48 #48BB51

square

#4878BB #BB48B1 #BB8B48 #48BB51

split-complementary

#4878BB #BB5148 #B1BB48

monochromatic

#253F64 #365B90 #4878BB #7599CC #A1BADC

Accessibility & contrast

On white

4.49

#4878BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#4878BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4878BB

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4878BB	#FFFFFF	#000000	##000000
##4878BB	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7DBE

Deuteranopia (green-blind)

#4C72BA

Tritanopia (blue-blind)

#008791

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4878bb;
/* rgb */ color: rgb(72, 120, 187);
/* oklch */ color: oklch(57.0% 0.117 257.0);

Tailwind

colors: {
  custom: {
    50: '#859ed0',
    500: '#4878bb',
    950: '#000000',
  },
}

SCSS

$custom: #4878bb;
$custom-light: #859ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#4878bb",
  "rgb": {
    "r": 72,
    "g": 120,
    "b": 187
  },
  "hsl": {
    "h": 214.957,
    "s": 45.817,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56981,
    "c": 0.11669,
    "h": 257
  },
  "luminance": 0.18399
}

Semantic roles & 50–950 ramp

primary

#4878BB

secondary

#C9B496

accent

#9F52D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4878BB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →